dselect/basetop.cc

   1 /*
   2  * dselect - Debian package maintenance user interface
   3  * basetop.cc - base list class redraw of top
   4  *
   5  * Copyright © 1994,1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
   6  *
   7  * This is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19  */
  20
  21 #include <config.h>
  22 #include <compat.h>
  23
  24 #include <dpkg/dpkg-db.h>
  25
  26 #include "dselect.h"
  27
  28 void baselist::refreshlist() {
  29   redrawitemsrange(topofscreen, min(nitems, topofscreen + list_height));
  30   int y, x, maxy, maxx;
  31   y = min(list_row + list_height - 1, list_row + nitems - topofscreen - 1);
  32   x = min(total_width - leftofscreen - 1, xmax - 1);
  33   pnoutrefresh(listpad, 0, leftofscreen, list_row, 0, y, x);
  34   getmaxyx(listpad,maxy,maxx);
  35   y++;
  36   while (y < list_row + list_height - 1) {
  37     pnoutrefresh(listpad, maxy-1,leftofscreen, y,0, y,x);
  38     y++;
  39   }
  40 }
  41
  42 void baselist::redrawitemsrange(int start, int end) {
  43   int i;
  44   for (i = start; i < end; i++) {
  45     redraw1item(i);
  46   }
  47 }
  48
  49 void baselist::refreshcolheads() {
  50   pnoutrefresh(colheadspad, 0,leftofscreen, colheads_row,0,
  51                colheads_row, min(total_width - leftofscreen - 1, xmax - 1));
  52 }